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Author: Xi’an Jiaotong University

Beat the Detection Limit of Partial Discharge Acoustic Emission within Transformer by the Use of Fiber Optic Sensor

June 17, 2019June 19, 2019 - by Xi’an Jiaotong University - Leave a Comment

Partial discharge (PD) detection is commonly used for power transformer diagnosis. During PD process, electromagnetic emission, acoustic emission and optical emission can be detected, associated with chemical traces left simultaneously …

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Investigation on Vibration Generation and Transmission Characteristics in Power Transformers

June 17, 2019June 19, 2019 - by Xi’an Jiaotong University - Leave a Comment

Introduction Transformer tank vibration mainly originates from the core and windings vibration, and they can be easily acquired. Therefore, the vibroacoustic signals of a transformer tank are widely adopted to …

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News

  • Questionnaire from CIGRE Working Group A2.62 (Analysis of AC Transformer Reliability)
    September 2, 2020
  • UTRA Webinar on Transformer Life Extension through Oil Regeneration Conducted by The University of Manchester
    May 5, 2020
  • “Energies” special issue “Power Transformer Condition Assessment” with Professor Stefan Tenbohlen as the guest editor
    March 31, 2020

Recent Technical Posts

  • Influence of Paper Ageing on Transformer Failure
  • Analysing the Power Transformer Temperature Limitation for Avoidance of Bubble Formation
  • Effect of Oil Regeneration on Improving Paper Conditions in a Distribution Transformer

Most Used Tags

2-FAL disc type windings ester methanol oil directed paper ageing partial discharge streamer Thermal modelling transformer vibration

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